STBC

查找ldpc校验矩阵中的6环，并将其记录到txt文件中(Find ldpc check matrix of the six rings, and its records to a txt file)

关于无穷大电源的一个仿真模型，模型很简单，但是很实用。(About the infinite power of a simulation model, the model is very simple, but very practical.)

一种实现复矩阵的SVD分解的算法，使用Matlab进行仿真，亲测可用。(SVD decomposition algorithm to achieve complex matrix, using Matlab to simulate pro-test is available.)

说明：  光子晶体光纤中空气孔分布均匀时，计算光子晶体光纤的模式有效折射率(The effective RI of the mode propagating in PCF)

说明：  变电站选址程序，对研究选址，能源选址的人拿来研究有用，(The procedure of substation location is useful for people who study location and energy location,)

This file has a function for LDA

this is a code for wavelet decomposition

一天文学家要确定一棵小行星的运动轨道，他在其轨道内建立了以太阳为原点的直角坐标系，由开普勒第一定律知小行星的运动轨道为一椭圆，试确定行星的运动轨道。(One day in literature to determine the orbit of an asteroid, he set up in its orbit to the sun for the origin of the coordinate system, by Kepler s first law of motion track known asteroid is an ellipse, the orbits of planets.)

TC下的C语言程序设计方法以及C语言程序设计实例(TC C programming language under the methods and examples C programming language)

matlab在系统辨识中的应用此处为M序列产生的源代码及运行后结果（包括图像）(Matlab system identification in the application here for the M series of source code and run after the results (including images))